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Cisco ASR 1004 Router Auxiliary Port Signals and Pinouts
The following table lists the pinouts of the dual RJ-45 ports for the auxiliary port signals.
Table 36: Auxiliary Port Pinouts for Cisco ASR 1004 Router
Description
Direction
Signal
Pin
Request to Send
Output
RTS
1
Data Terminal Ready
(always On)
Output
DTR
2
Transmit Data
Output
TXD
3
Ring Indicator
—
RI
4
—
GND
5
Receive Data
Input
RXD
6
Data Set Ready/Data
Carrier Detect
Input
DSR/DCD
7
Clear to Send
Input
CTS
8
Cisco ASR 1004 Router BITS Port Signals and Pinouts
The following table lists the pinouts of the front panel Building Integrated Timing Supply (BITS) RJ45 port.
Table 37: BITS RJ-45 Receptacle Pinouts for Cisco ASR 1004 Router
Description
Direction
Signal
Pin
Receive Ring
Input
RX Ring
1
Receive TIP (T1/E1)
Input
RX TIP
2
—
—
N/C
3, 4
—
Unused
TX Ring
5
—
Unused
TX TIP
6
—
—
N/C
7,8
Cisco ASR 1001-X Router Hardware Installation Guide
127
Cisco ASR 1001-X Router Specifications
Cisco ASR 1004 Router Auxiliary Port Signals and Pinouts